All error messages in german and in englisch

locales/en/translation.json

@@ -0,0 +1,16 @@
+{
+  "CMNDUNKNOWN": "Command not known",
+  "NOTHING": "Nothing to show",
+  "PARAMNONUM": "Parameter 'xxx' is not a number",
+  "NOTYP": "No type given",
+  "NOSENSFOUND": "No suitable sensors found in properties",
+  "NOMANDPARAM": "Mandatory parameter xxx not given",
+  "NOPROPSREAD": "No properties read for sensor xxx",
+  "NOPARAMETER": "No parameter given",
+  "RESPSTATUS": "Returned status: xxxx",
+  "NODATA": "No data found",
+  "SYNTAXURL": "Syntax error in calling url!",
+  "WRONGTYPE": "Sensor xxx is not of type yyy",
+  "NOLASTDATES": "Problems fetching last dates from database",
+  "NOPROPSFOUND": "Properties collection not found"
+}